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- 基于偏微分方程的图像去噪中差分格式的研究一篇论文，给出了图像去噪的一种基本的研究方法，很有效-Based on partial differential equations of image denoising in a differential format research papers, image denoising is given one of the basic research methods, very effective
Ztransformation
- 画出满足差分方程:y[n]-1.25y[n-1]+0.75y[n-2]-0.125y[n-3]=x[n]+0.5x[n-1]，离散时间信号X[n]的双边z变换是离散傅里叶变换的推广,而离散时间傅里叶变换在研究离散时间信号与系统中是很有用的。 -Drawn to meet the difference equation: y [n]-1.25y [n-1]+ 0.75y [n-2]-0.125y [n-3] = x [n]+ 0.5x [n-1], discrete-time signal X
AMSS
- 为了提高布匹瑕疵图像的滤波效果,针对检测过程中图像易受到多种混合噪声污染的特点,提出一种基于多尺度迭 代思想以改进AMSS 算子。将偏微分方程中的AMSS 方程以有限差分的形式离散化,依据量化尺度参数t 和尺度步长Δt ,采 用小尺度步长对污染图像进行多次迭代滤波。针对改进AMSS 算子的滤波结果,介绍了一种采用水平线算法进行效果分析 的新方法。实验结果表明,和其他算法相比,该滤波算法在滤除受未知混合噪声污染图像干扰的同时,能够更好地保留边缘 信息,从而达到更理想的平滑效果。-F
h2
- 双不动点差分方程的模拟，给出分形域边界。两吸引子地位相等。-Pairs of fixed-point difference equation analog, given the fractal domain boundaries. Two attractors are equal.
67506284bb
- 有限差分二阶二维声波方程加吸收边界变速剖面研究-Two-dimensional finite-difference second-order wave equation with absorbing boundary speed profile of
dancengwobianjie-zhuyaobufen
- 单层无边界吸收（只含主要部分） 的c语言编写程序 有限差分边界条件 波动方程的求解-dan ceng wu bian jie , you xian cha fen,bo dong fang cheng
dancengwobianjie
- 单层有边界吸收 有限差分法解波动方程的边界问题-dan ceng you bian jie ,you xian cha fen bo dong fang cheng
3D_4Order_SG_FD
- 时间4阶，交错网格，有限差分方法，波动方程-time 4—order ，staggered grid， fd
poisson-dirichlet-
- 泊松方程的解法，dirichlet边界条件，有限差分法-fast poisson solver
wave_freesurface1
- 二维均匀各向同性介质弹性波动方程有限差分波场模拟-Two dimensional homogeneous isotropic medium elastic wave equation finite difference wave field simulation
2D-Poisson-Solving
- 利用有限差分和MATLAB矩阵运算直接求解二维泊松方程-Directly solving the 2D Poisson equation using finite difference and MATLAB matrix operations
bifucation
- 通过有限差分方程画分叉图。程序简单，运行时间短。-Painting by the finite difference equation bifurcation diagram. The program is simple and needs short running time.
fenzhi
- logistic差分方程倍周期和混沌分支图。-logistic difference equation fold periodic and chaotic branching diagram.
code
- 根据双尺度差分方程构造小波函数 初始函数 矩形波/三角波-The dual-scale construction of wavelet function differential equation initial wave function rectangular/triangular wave
xiaobobianhuan
- 中国科学技术大学小波变换实验源代码，包括离散小波变换、二维小波变换、双尺度差分方程迭代求解以及图像压缩-University of Science and Technology of China experimental wavelet transform source code, including the discrete wavelet transform two-dimensional wavelet transform, two-scale difference equation it
rcd
- 二阶差分的热传导方程图像去噪，添加高斯噪声，修改了网上Heat_function的一些错误-Two order differential equation of heat conduction for image denoising, add Gauss noise, modify some of the online Heat_function error
frmSolve
- 计算流体力学习题 程序软件，vb编写！非定常热传导方程初边值的有限差分求解-Computational fluid dynamics exercises program software, vb prepared! Non-stationary finite difference method for transient heat conduction equation initial and boundary value
vury__the__difference
- 非线性偏微分方程用不同差分格式求解两种TVD格式,很好(Nonlinear partial differential equations with different difference scheme to solve the two kinds of TVD format, is very good)
vvvnyd
- 三维非线性薛定鄂方程的有限差分解法的源程序()
eg2
- 波动方程离散化后中心差分与向前、向后差分精度的比较(Comparison of difference accuracy between center difference and forward and backward)